“…Shared-governance arrangements require two willing partners, and the national government found that partner in the State of California, which took a leading role in the expansion of medical care for its residents. Particularly after the Social Security Act amendments in the 1950s, state policy makers implemented available programs, at times even exceeding the eligibility limits written into national law (Brown, Brubaker, and Lovell 1966;tenBroek 1958). Most prominent, California established the Public Assistance Medical Care Program in the late 1950s to take full advantage of national matching funds under the Social Security Act, which extended coverage for categorically linked individuals, that is, those receiving benefits under the Social Security Act, such as children, the blind, and the disabled (Greenfield 1959(Greenfield , 1970Shonick and Roemer 1983;Workman 1977).…”